123412150005 has 16 divisors (see below), whose sum is σ = 197508643584. Its totient is φ = 65803412160.

The previous prime is 123412149997. The next prime is 123412150009. The reversal of 123412150005 is 500051214321.

It is a happy number.

It is not a de Polignac number, because 123412150005 - 2³ = 123412149997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123412150009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 962749 + ... + 1083378.

It is an arithmetic number, because the mean of its divisors is an integer number (12344290224).

Almost surely, 2^123412150005 is an apocalyptic number.

123412150005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123412150005 is a deficient number, since it is larger than the sum of its proper divisors (74096493579).

123412150005 is a wasteful number, since it uses less digits than its factorization.

123412150005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050156.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 123412150005 its reverse (500051214321), we get a palindrome (623463364326).

The spelling of 123412150005 in words is "one hundred twenty-three billion, four hundred twelve million, one hundred fifty thousand, five".